Funn Beads Vibrating Flexible Anal Beads made out 100% high grade Silicone. With the most powerful motor on the market (as powerful as the Ultra Bullet). This flexible, bendable, vibrating anal beads are in its class of their own! Features 20 vibration modes. Memory function. 100% Waterproof vibrations. USB Rechargeable. Maximum charging time approximately 3 hours. Single use on a full charge approximately 1 hour to 1.5 hours. Do not charge more than 4 hours.